Electronic cigarette



FIG. 1 is a front elevational view of an electronic cigarette showing mynew design;

FIG. 2 is a left side view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a top front perspective view thereof; and,

FIG. 7 is a bottom front perspective view thereof.

The broken lines shown in all Figs. form no part of the claimed design.

CLAIM The ornamental design for an electronic cigarette, as shown anddescribed.